Re: [vfio-users] GPU passthrough errors with linux 5.1 and newer

2019-08-15 Thread Zoltán Kővágó
Hello, On 2019-08-15 17:40, Alex Williamson wrote: > On Sat, 3 Aug 2019 19:20:56 +0200 > "Zoltán Kővágó" wrote: > >> I'm attaching the workaround I use with linux 5.2.1 and a w8.1 guest. >> I'm not saying you should use it, as it probably has a negative effect >> on performance (I never benchm

Re: [vfio-users] GPU passthrough errors with linux 5.1 and newer

2019-08-15 Thread Alex Williamson
On Sat, 3 Aug 2019 19:20:56 +0200 "Zoltán Kővágó" wrote: > I'm attaching the workaround I use with linux 5.2.1 and a w8.1 guest. > I'm not saying you should use it, as it probably has a negative effect > on performance (I never benchmarked it, but I didn't notice anything > with older games) b

Re: [vfio-users] GPU passthrough errors with linux 5.1 and newer

2019-08-04 Thread Ivan Volosyuk
I encountered some acl problems as I cp'ed my system to a new disk, so I re-compiled entire system, except for the kernel. After that I no longer have the graphic glitches in win8.1 passthrough so far. So, sadly cannot confirm or deny whether it had the same cause. On Sun, Aug 4, 2019, 03:20 Zoltá

Re: [vfio-users] GPU passthrough errors with linux 5.1 and newer

2019-08-03 Thread Zoltán Kővágó
I'm attaching the workaround I use with linux 5.2.1 and a w8.1 guest. I'm not saying you should use it, as it probably has a negative effect on performance (I never benchmarked it, but I didn't notice anything with older games) but at least you could confirm whether you have the same problem or

Re: [vfio-users] GPU passthrough errors with linux 5.1 and newer

2019-08-03 Thread Ivan Volosyuk
I just hit the problem on Windows 8.1 guest on kernel 5.2.5 (gentoo), tried to upgrade from kernel 4.19.57. It seems the problem doesn't happen if I use Windows 10 guest or kernel 4.19.57. There is graphics artifacts on my RTX-2080TI in W8.1 guest. I temporary switched to older kernel. Any news abo

Re: [vfio-users] GPU passthrough errors with linux 5.1 and newer

2019-07-31 Thread Zoltán Kővágó
On 2019-07-31 15:41, José Ramón Muñoz Pekkarinen wrote: On Sun, 21 Jul 2019 at 21:59, Zoltán Kővágó wrote: Hi, Recently my previously perfectly working GPU passthrough setup (with a win8.1 x64 guest with OVMF) started to malfunction in various ways: screen randomly turned off for a few second

Re: [vfio-users] GPU passthrough errors with linux 5.1 and newer

2019-07-31 Thread wiwitop wiwitop
FYI https://passthroughpo.st/psa-5-1-kernel-glitching-and-crashes-in-passthrough/ Le mer. 31 juil. 2019 à 15:42, José Ramón Muñoz Pekkarinen < koali...@gmail.com> a écrit : > On Sun, 21 Jul 2019 at 21:59, Zoltán Kővágó > wrote: > > > > Hi, > > > > Recently my previously perfectly working GPU pa

Re: [vfio-users] GPU passthrough errors with linux 5.1 and newer

2019-07-31 Thread José Ramón Muñoz Pekkarinen
On Sun, 21 Jul 2019 at 21:59, Zoltán Kővágó wrote: > > Hi, > > Recently my previously perfectly working GPU passthrough setup (with a > win8.1 x64 guest with OVMF) started to malfunction in various ways: > screen randomly turned off for a few seconds, BSOD with > VIDEO_TDR_FAILURE, 3d apps randoml